US PATENT SUBCLASS 152 / 63
.~.~.~.~.~.~ Radial

Current as of: June, 1999
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152 /   HD   RESILIENT TIRES AND WHEELS

1  DF  SPRING WHEELS {3}
17  DF  .~ Spring encircling rigid annulus {10}
53  DF  .~.~ Pneumatic spring {3}
56  DF  .~.~.~ Annular {4}
59  DF  .~.~.~.~ With separate annulus guide {1}
60  DF  .~.~.~.~.~ Combined drive {6}
63.~.~.~.~.~.~ Radial

DEFINITION

Classification: 152/63

In a spring wheel having a spring encircling rigid annulus supported by an annular pneumatic spring, with guide means and combined drive, the drive consists of fixed radially extending elements on the rigid annulus engaging an element on the wheel center or vice versa.